Search results

  1. M

    after z-transformation problem with mean-function

    Hey everyone, i used the scale function to conduct a z-transformation. i have a question in respect of a problem, calculating a mean of a column. take this data for exampel: aV <- c(rnorm(20,0,1)) condition<-rep(c(1:10),2) index<-rep(c(1:5),4) df<- data.frame(condition,index,aV)...
  2. M

    Question concerning an "unusual" research design

    Hey everyone, I have a question concerning a between group research-design and I wonder if it is very wise since I never came across a similar design (the provided example is of course fictional). Basically, i want to randomly assign participants into 4 groups (one control condition). For...